Plant support stand



FIG. 1 is a perspective view of a plant stand support showing my new design;

FIG. 2 is a side elevational view thereof; the other side being a mirror image of that shown;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is an enlarged bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a back elevational view thereof.

The pot and the plant as illustrated in broken lines in the drawing disclosure form no part of the claimed design. 

The ornamental design for a plant support stand, as shown and described. 